Home / 1,976,819,382.27-2,728,003,263.85-1,084,761,036.96

Finding the Fourth Proportional to 1,976,819,382.27, 2,728,003,263.85 and 1,084,761,036.96

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Solution

The fourth proportional to 1,976,819,382.27, 2,728,003,263.85 and 1,084,761,036.96 is: 1,496,966,124.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,976,819,382.27 : 2,728,003,263.85 = 1,084,761,036.96 : x
  2. Step 2: Convert to fraction form
    1,976,819,382.27/2,728,003,263.85 = 1,084,761,036.96/x
  3. Step 3: Cross multiply
    1,976,819,382.27x = 2,728,003,263.85 × 1,084,761,036.96
  4. Step 4: Simplify right side
    1,976,819,382.27x = 2,959,231,649,324,190,720
  5. Step 5: Solve for x
    x = 2,959,231,649,324,190,720/1,976,819,382.27
  6. Step 6: Final answer
    x = 1,496,966,124.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.